胶合

The internal bond strength of boards made from three species of Laccase-activated wood fibers (Pinus kesiya var. langbianensis, Liquidambar formosana and Cunninghamia lanceolata) was tested and compared.

通过测定经漆酶活化处理后的思茅松、枫香和杉木纤维制成的纤维板的内结合强度，对木纤维活化后的胶合性能进行了比较。

Lens, plano-convex lens, double-convex lens, plano-concave lens, double-concave lens, plus/minus Meniscus Lens.

球面镜：平凸透镜、双凸透镜、平凹透镜、双凹透镜、正/负弯月透镜、超半球透镜、金属球面镜、积分器及其他球面胶合镜等。

The bond strength of plywood using MUF resin in which content of melamine was beyond 3% did not satisfy to the requirement of type Ⅱ plywood (0.7 MPa).

7MPa的标准。在树脂固化时，加入 1 %的异氰酸酯类固化剂可以在提高胶合性能的同时降低甲醛释放量。

Methods The effect of factors such as reaction temperature, pH, formaldehyde-urea moleratio, contents of PVA and melamine upon the viscosity of the MUF resin, stability, water resistance and the quality of MUF resin.

方法反应温度、pH值、甲醛尿素摩尔比、PVA的用量、三聚氰胺的用量等对脲醛树脂胶液的粘度、稳定性、耐水性、胶合质量的影响。

The MUF which deal with ammonia can has low emission of free-formaldehyde, but the adhesive strength decrease.

用氨水后期处理制得的三聚氰胺改性脲醛树脂胶粘剂，游离甲醛含量明显减少，但是影响胶粘剂的胶合强度

Then he analyzed the effects of molar ratio of PF and MUF resin, mixture proportion, and hot pressing conditions on viscosity and durability of the modified resin, surface veneer color and bonding performance of the board, and provided the optimum technology parameters for the application of PF resin.

本研究采用三聚氰胺脲醛树脂对PF树脂进行改性，生产浅色改性PF胶粘剂，探讨了MUF与PF树脂摩尔比、混合比、热压条件等对胶液的粘度、缩合度、稳定性、胶层颜色及胶合质量的影响。

Result of study indicate that high performance natural adhesive have no dissociate formaldehyde release, it is nonpoisonous and environmental protection.

研究结果表明，高性能天然胶粘剂无游离甲醛释放，其胶合产品无毒环保。

Ruan piano oblate who is a resonance box, panels, backplanes and frame of plywood from.

阮的琴身是一个扁圆形的共鸣箱，由面板、背板和框板胶合而成。

In order to study the transmitting characteristics of single-mode Gaussian beam passing through polarizing prism, after analyzing the optical path difference in two coherent beams, the interference effect at the cementing layer of Semarmont prism was analyzed in detail.

为了研究Semarmont棱镜对单模高斯光束光强分布的影响，采用了分析相干的两束光光程差的方法，对光在Semarmont棱镜胶合介质层中的干涉效应进行了详细分析。

Carrying capacity may be higher than 30% under the same level condition compared to a general agglutination package of panelling..

在同等条件下载重能力可比一般的胶合包装板高出30％。。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了